medcrowd.org - robtex.com
medcrowd.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.8.13.1🇬🇧 Amazon3.8.0.0/14 EC2 LHR prefix | ||||||
| PTR | ec2-3-8-13-1.eu-west-2.compute.amazonaws.com | ||||||
| A | 13.135.242.209🇺🇸 Amazon13.134.0.0/15 EC2 LHR Prefix | ||||||
| NS | ns-1516.awsdns-61.org ⭐ | ||||||
| A | 2600:9000:5305:ec00::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1516.awsdns-61.org | ||||||
| A | 205.251.197.236🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1516.awsdns-61.org | ||||||
| NS | ns-1705.awsdns-21.co.uk | ||||||
| A | 2600:9000:5306:a900::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1705.awsdns-21.co.uk | ||||||
| A | 205.251.198.169🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1705.awsdns-21.co.uk | ||||||
| NS | ns-831.awsdns-39.net | ||||||
| A | 2600:9000:5303:3f00::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-831.awsdns-39.net | ||||||
| A | 205.251.195.63🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-831.awsdns-39.net | ||||||
| NS | ns-93.awsdns-11.com | ||||||
| A | 2600:9000:5300:5d00::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-93.awsdns-11.com | ||||||
| A | 205.251.192.93🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-93.awsdns-11.com | ||||||
| SOA | ns-1516.awsdns-61.orgawsdns-hostmaster@amazon.com serial=1 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1771291736 | ||||||
Same first word
Similar names
DNS History
12 records (6 active, 6 former)
●NSns-1516.awsdns-61.org2015-05-20 → 2026-03-09 · 2 obs
● 2026-03-09 07:14:58
●NSns-1705.awsdns-21.co.uk2015-05-20 → 2026-03-09 · 2 obs
● 2026-03-09 07:14:58
●NSns-831.awsdns-39.net2015-05-20 → 2026-03-09 · 2 obs
● 2026-03-09 07:14:58
●NSns-93.awsdns-11.com2015-05-20 → 2026-03-09 · 2 obs
● 2026-03-09 07:14:58
●A13.135.242.2092026-03-09 → 2026-03-09 · 2 obs
● 2026-03-09 07:14:58
○A176.34.100.1172015-05-20 → 2015-10-17 · 4 obs
● 2015-10-17 04:52:34
○ 2016-02-03 06:00:20
○ 2026-03-09 07:14:58
●A3.8.13.12026-03-09 → 2026-03-09 · 2 obs
● 2026-03-09 07:14:58
○A35.176.120.552018-08-08 → 2018-08-08 · 3 obs
● 2018-08-08 04:44:00
○ 2026-03-09 07:14:58
○A35.176.67.772018-08-08 → 2018-08-08 · 3 obs
● 2018-08-08 04:44:00
○ 2026-03-09 07:14:58
○A46.137.112.1252016-06-23 → 2016-06-23 · 4 obs
● 2016-06-23 13:54:14
○ 2018-08-08 04:44:00
○ 2026-03-09 07:14:58
○A46.137.177.1662016-02-03 → 2016-02-03 · 4 obs
● 2016-02-03 06:00:20
○ 2016-06-23 13:54:14
○ 2026-03-09 07:14:58
○A54.246.118.1842015-05-20 → 2015-05-20 · 3 obs
○ 2018-08-08 04:44:00
○ 2026-03-09 07:14:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| medcrowd.org | ns-1516.awsdns-61.org, ns-93.awsdns-11.com, ns-1705.awsdns-21.co.uk, ns-831.awsdns-39.net | 1 record |
✅ Authoritative Response
Server: 205.251.192.93
NS records: ns-1516.awsdns-61.org, ns-93.awsdns-11.com, ns-1705.awsdns-21.co.uk, ns-831.awsdns-39.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for medcrowd.org (unsigned zone)
⏱️ Timing
Total: 571ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 13.135.242.209, 3.8.13.1 |
| NS | 4 | ns-1516.awsdns-61.org, ns-1705.awsdns-21.co.uk... |
| SOA | 1 | ns-1516.awsdns-61.org awsdns-hostmaster. |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-1516.awsdns-61.org)
Analysis
IP Addresses
medcrowd.org points to two IP numbers: 3.8.13.1 and 13.135.242.209.
Other host names such as meddigital.com and ec2-3-8-13-1.eu-west-2.compute.amazonaws.com share IP numbers with medcrowd.org.
Name Servers
medcrowd.org is delegated to four name servers: ns-93.awsdns-11.com, ns-831.awsdns-39.net, ns-1516.awsdns-61.org and ns-1705.awsdns-21.co.uk.
medcrowd.org at least partially shares its name servers with other domains, for instance do9duja0td13v.cloudfront.net, rjninvestigations.com, brunswick.myshn.eu, getsetsy.com and marcelobem.com.
These name servers are often used together with the name servers ns-1560.awsdns-03.co.uk.
Host names with two IPs: ns-93.awsdns-11.com points to 2600:9000:5300:5d00::1 and 205.251.192.93; ns-831.awsdns-39.net points to 2600:9000:5303:3f00::1 and 205.251.195.63; ns-1516.awsdns-61.org points to 2600:9000:5305:ec00::1 and 205.251.197.236; ns-1705.awsdns-21.co.uk points to 2600:9000:5306:a900::1 and 205.251.198.169.